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Finding the Third Proportional to 204,022,980 and 442,685,118

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Solution

The third proportional to 204,022,980 and 442,685,118 is: 960,529,611.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,022,980 : 442,685,118 = 442,685,118 : x
  2. Step 2: Convert to fraction form
    204,022,980/442,685,118 = 442,685,118/x
  3. Step 3: Cross multiply
    204,022,980x = 442,685,118 × 442,685,118
  4. Step 4: Simplify right side
    204,022,980x = 195,970,113,698,673,920
  5. Step 5: Solve for x
    x = 195,970,113,698,673,920/204,022,980
  6. Step 6: Final answer
    x = 960,529,611.41

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.